wallboard

noun

wall·​board ˈwȯl-ˌbȯrd How to pronounce wallboard (audio)
: a structural boarding of any of various materials (such as wood pulp, gypsum, or plastic) made in large rigid sheets and used especially for sheathing interior walls and ceilings

Examples of wallboard in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The black oxide coating both reduces friction and resists rust, and the drill bits can handle wood, metal, plastics, wallboard, and fiberglass. Boutayna Chokrane, WIRED, 3 Dec. 2024 There are wallboards with much better water resistance, such as cement board or magnesium oxide board. Jamie Gold, Forbes, 8 Oct. 2024 An end to the strike that started Sept. 16 doesn’t appear on the horizon at the wallboard facility. Hema Sivanandam, The Mercury News, 30 Sep. 2024 The unit has a durable waterproof steel frame structure with a flame retardant foam wallboard, and according to the brand, the tiny home can withstand elements like high winds and even low-magnitude earthquakes. Toni Sutton, People.com, 29 Sep. 2024 See all Example Sentences for wallboard 

Word History

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of wallboard was in 1906

Dictionary Entries Near wallboard

Cite this Entry

“Wallboard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wallboard. Accessed 21 Dec. 2024.

Kids Definition

wallboard

noun
wall·​board ˈwȯl-ˌbō(ə)rd How to pronounce wallboard (audio)
-ˌbȯ(ə)rd
: a building material (as of wood pulp, gypsum, or plastic) made in large stiff sheets and used especially for inside walls and ceilings

More from Merriam-Webster on wallboard

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!